Determine the equation of the tangent to x^2-7x+12 where x = 2

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At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

Which equation represents the model shown? a)1/3 divide 1/6 = 2 b)2/3 divide 1/6 = 2/18 c)1/3 divide 1/6 = 1/18 d)2/3 divide 1/6 =4